package org.jallinone.expirations.client;

import java.util.ArrayList;

import org.openswing.swing.mdi.client.MDIFrame;
import org.openswing.swing.message.receive.java.Response;
import org.openswing.swing.table.client.GridController;
import org.openswing.swing.util.client.ClientUtils;
import org.jallinone.expirations.java.ExpirationVO;
import org.openswing.swing.message.receive.java.ErrorResponse;
import java.util.HashMap;
import org.jallinone.commons.java.ApplicationConsts;
import org.openswing.swing.message.receive.java.VOResponse;
import org.openswing.swing.client.GridControl;
import org.openswing.swing.util.java.Consts;
import org.jallinone.expirations.java.PaymentVO;
import org.jallinone.expirations.java.PaymentDistributionVO;
import org.openswing.swing.message.receive.java.ValueObject;
import java.math.BigDecimal;
import org.jallinone.registers.currency.java.CurrencyConvVO;


/**
 * <p>Title: JAllInOne ERP/CRM application</p> <p>Description: This class is the grid controller for payment distributions.</p> <p>Copyright: Copyright (C) 2006 Mauro Carniel</p> <p> This file is part of JAllInOne ERP/CRM application. This application is free software; you can redistribute it and/or modify it under the terms of the (LGPL) Lesser General Public License as published by the Free Software Foundation; GNU LESSER GENERAL PUBLIC LICENSE Version 2.1, February 1999 This application is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. The author may be contacted at: maurocarniel@tin.it</p>
 * @author  Mauro Carniel
 * @version  1.0
 */
public class PaymentDistributionsController extends GridController {

	/**
	 * @uml.property  name="frame"
	 * @uml.associationEnd  
	 */
	private PaymentsGridFrame frame = null;


	public PaymentDistributionsController(PaymentsGridFrame frame) {
		this.frame = frame;
	}



	/**
	 * Callback method invoked when the user has clicked on the insert button
	 * @param valueObject empty value object just created: the user can manage it to fill some attribute values
	 */
	public void createValueObject(ValueObject valueObject) throws Exception {
		PaymentVO payVO = (PaymentVO)frame.getPayForm().getVOModel().getValueObject();
		PaymentDistributionVO vo = (PaymentDistributionVO)valueObject;
		vo.setCompanyCodeSys01DOC28(payVO.getCompanyCodeSys01DOC27());
		vo.setPayedDOC28(Boolean.FALSE);
	}


	/**
	 * Callback method invoked each time a cell is edited: this method define if the new value is valid.
	 * This method is invoked ONLY if:
	 * - the edited value is not equals to the old value OR it has exmplicitely called setCellAt or setValueAt
	 * - the cell is editable
	 * Default behaviour: cell value is valid.
	 * @param rowNumber selected row index
	 * @param attributeName attribute name related to the column currently selected
	 * @param oldValue old cell value (before cell editing)
	 * @param newValue new cell value (just edited)
	 * @return <code>true</code> if cell value is valid, <code>false</code> otherwise
	 */
	public boolean validateCell(int rowNumber,String attributeName,Object oldValue,Object newValue) {
		PaymentDistributionVO vo = (PaymentDistributionVO)frame.getGrid().getVOListTableModel().getObjectForRow(rowNumber);
		PaymentVO payVO = (PaymentVO)frame.getPayForm().getVOModel().getValueObject();
		BigDecimal res = new BigDecimal(0);
	  if (vo!=null && vo.getValueDOC19()!=null && vo.getAlreadyPayedDOC19()!=null)
			res = vo.getValueDOC19().subtract(vo.getAlreadyPayedDOC19());


		if (attributeName.equals("payedDOC28") &&
				Boolean.TRUE.equals(newValue) &&
				vo.getPaymentValueDOC28()==null
		) {
			if (vo.getCurrencyCodeREG03().equals(payVO.getCurrencyCodeReg03DOC27()))
				vo.setPaymentValueDOC28( res );
			else {
				CurrencyConvVO convVO = null;
				for(int i=0;i<frame.getCurrConvs().size();i++) {
					convVO = (CurrencyConvVO)frame.getCurrConvs().get(i);
					if (convVO.getCurrencyCode2Reg03REG06().equals(vo.getCurrencyCodeREG03())) {
						vo.setPaymentValueDOC28( res.divide(convVO.getValueREG06(),vo.getDecimalsREG03().intValue(),BigDecimal.ROUND_HALF_UP) );
						break;
					}
				}
			}
    }
		else if (attributeName.equals("paymentValueDOC28")) {
			// check for total amount...
			BigDecimal total = new BigDecimal(0);
			if (newValue!=null)
				total = total.add((BigDecimal)newValue);
			for(int i=0;i<frame.getGrid().getVOListTableModel().getRowCount();i++) {
				vo = (PaymentDistributionVO)frame.getGrid().getVOListTableModel().getObjectForRow(i);
				if (i!=rowNumber &&
						vo.getPaymentValueDOC28()!=null)
					total = total.add(vo.getPaymentValueDOC28());
			}
			if (payVO.getPaymentValueDOC27()==null || payVO.getPaymentValueDOC27().subtract(total).doubleValue()<0)
				return false;

	    vo = (PaymentDistributionVO)frame.getGrid().getVOListTableModel().getObjectForRow(rowNumber);
	    if (newValue!=null) {
				BigDecimal conv = (BigDecimal)newValue;
				if (!vo.getCurrencyCodeREG03().equals(payVO.getCurrencyCodeReg03DOC27())) {
					CurrencyConvVO convVO = null;
					for(int i=0;i<frame.getCurrConvs().size();i++) {
						convVO = (CurrencyConvVO)frame.getCurrConvs().get(i);
						if (convVO.getCurrencyCode2Reg03REG06().equals(vo.getCurrencyCodeREG03())) {
							conv = conv.multiply(convVO.getValueREG06());
							break;
						}
					}
				}
			  if (conv.equals(vo.getValueDOC19().subtract(vo.getAlreadyPayedDOC19())))
					vo.setPayedDOC28(Boolean.TRUE);
	    }
		}
		return true;
	}



}
